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Elements Of Remote Sensing

Elements Of Remote Sensing
The normal altitude of GPS satellite is about

16,200 km
36,100 km
20,200 km
24,400 km

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Elements Of Remote Sensing
The reflection of solar energy is characterized by the water content in the leaf, in the reflective optical infrared:

Near-IR (0.7 - 1.3 μm) region
Visible (0.4 - 0.7 μm) region
None of these
Short wave-IR (1.3 - 2.7 μm) region

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Elements Of Remote Sensing
In case of reflection and refraction of electromagnetic radiation,

Angle of incidence = angle of refraction
Angle of refraction = sum of the angles of incidence and refraction
All listed here
Angle of incidence = angle of reflection

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Elements Of Remote Sensing
Electromagnetic spectrum contains:

Ultraviolet rays (wave length < 10⁻⁶ m)
Infrared rays (wave length < 10⁻⁴ m)
Gamma rays (wave length < 10⁻¹⁰ m)
All of these

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Elements Of Remote Sensing
Who coined the term, ‘Remote sensing’.

Evelyn L. Pruitt, a geographer
None of these
Wilbur Wright, an Italian scientist
Gaspard Felix Tournachon, a French scientist

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Elements Of Remote Sensing
Consider the following statements regarding the satellite imaging: 1. The satellite orbit is fixed in the inertial space 2. During successive across-track imaging, the earth rotates beneath the sensor 3. The satellite images a skewed areaWhich one of the following statements is/are correct?

2, 3
1, 2
1, 2, 3
1, 3

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